Mother Mary! Mary Steenburgen has signed on to guest star in an episode of Wilfred, FX’s upcoming comedy starring Elijah Wood, EW has learned exclusively. The Oscar-winning Steenburgen (Melvin and Howard) will play Catherine, the mother of Ryan (Wood), a struggling dude who forms a unique relationship with his neighbor’s canine pet: He sees him as a man in a dog suit. Chris Klein, Ed Helms, Rashida Jones, and Jane Kaczmarek will also guest on the series, which debuts in June and is based on the Australian series of the same name.